package lingnan.cn.edu.util;

import java.util.HashMap;
import java.util.Map;

public class ShopingCar {
	
	//ProductItem
	    //product
	    //num 
	    //itemPrice
	/*private Map<Integer,ProductItem> container= new HashMap<Integer,ProductItem>();
	
	public void add(Product product){
	
		
		if(container.get(product.getId())==null){
			container.put(.)
		}
	}
*/
}
